json_object

Description

Syntax

VARCHAR json_object(VARCHAR,...)

Generate a json object containing the specified Key-Value, an exception error is returned when Key is NULL or the number of parameters are odd.

example

  1. MySQL> select json_object();
  2. +---------------+
  3. | json_object() |
  4. +---------------+
  5. | {}            |
  6. +---------------+
  8. MySQL> select json_object('time',curtime());
  9. +--------------------------------+
  10. | json_object('time', curtime()) |
  11. +--------------------------------+
  12. | {"time": "10:49:18"}           |
  13. +--------------------------------+
  16. MySQL> SELECT json_object('id', 87, 'name', 'carrot');
  17. +-----------------------------------------+
  18. | json_object('id', 87, 'name', 'carrot') |
  19. +-----------------------------------------+
  20. | {"id": 87, "name": "carrot"}            |
  21. +-----------------------------------------+
  24. MySQL> select json_object('username',null);
  25. +---------------------------------+
  26. | json_object('username', 'NULL') |
  27. +---------------------------------+
  28. | {"username": NULL}              |
  29. +---------------------------------+

keywords

json,object,json_object